Oil and gas petrochemical industrial. Oil refinery petrochemical plant factory from Osaka chemical industry zone of Japan. Many oil storage tank and pipeline steel. Ecosystem healthy environment. stack; barrel; industrial-plant; oil industry; toxic; oil rig; fossil; distillation; manufacture; tube; diesel; ecology; structure; hydrocarbon; manufacturing; industry; petroleum; japan; osaka; tank; industrial; factory; gas; oil; petrochemical; plant; chemical; energy; environment; pipeline; technology; busine